Question

Define Principal Focus Of A Concave Mirror

Answer 1

Answer:

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Explanation:

The principle focus of concave mirror is a point on its principle axis to which all the light rays which are parallel and close to the axis, converge after reflection from the mirror.

Answer 2

answer

The principal focus of a concave mirror is a point on its principal axis to whom all the light rays which are parallel and close to the axis , converge after reflection from the concave mirror.

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